Online and downloadable materials for Countess 3 Automated Cell Counters

The manuals, brochures, application notes, downloads, demos, videos, and other resources in this section will help you get the most out of your Countess 3 Automated Cell Counter.

Documentation and literature

Demos and videos

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Countess 3 Automated Cell Counter

Watch a brief video with some of the many features developed for the Countess 3 instruments.

Interactive 3D Virtual Tour

Tour the features and capabilities of Countess 3 Automated Cell Counters with our hands-on interactive demo.

Countess 3 FL instrument with icon of 3D rotational ability
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How to use the reusable slide and accelerate your cell counting with Rapid Capture

The reusable slide is a cost-effective way to perform automated cell counting. Rapid Capture helps minimize steps when using the Countess 3 Automated Cell Counter in brightfield mode.
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How to save your data

Following cell counts, data can be saved in the cloud or to a USB drive. Select from five file types and select Autosave to automatically save the files of your choice.
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How to use on-board calculators

Use the pre-dilution calculator to correct for dilutions prior to counting, including a quick correction for 1:1 trypan blue dilution. Use the cell splitting calculator to set up cell culture vessels with optimal cell densities
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How to add and change Invitrogen EVOS Light Cubes

Add or change light cubes on the Countess 3 FL Automated Cell Counter, allowing flexibility and customization based on assay requirements.
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How to perform fluorescence cell counting and analysis using layers and contours

Use fluorescence cell assays to perform cell counts for deeper analysis.
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How to visualize histograms and perform gating

Evaluate fluorescence images using the histogram and gating features.

Cell Counting software updates

To download the latest software for Countess 3 Automated Cell Counters, including the 21 CFR Part 11 compliance option, see our Software Download page.

Educational resources

Educational resources for Countess 3 Automated Cell Counters include an abundance of online materials on cell imaging, cell counting, and cell culture.

Cell Analysis Learning Center

The learning center contains resources for cell analysis techniques and basic principles. Subtopics relevant to Countess 3 products include Cell counting information and the Molecular Probes School of Fluorescence.

Cell Analysis Learning Center s002380

Gibco Cell Culture Basics

Our free introduction to cell culture, covering topics such as laboratory setup, safety, and aseptic technique. You’ll also find basic cell culture techniques and methods for passaging, freezing, and thawing cultured cells.

A single cell depicted in blue

Register your instrument

Register your instrument to receive notifications of software and firmware updates.

Resources for Countess II Automated Cell Counters

Find manuals, brochures, application notes, downloads, demos, videos, and other resources to help you get the most out of your Countess II Automated Cell Counter.

For Research Use Only. Not for use in diagnostic procedures.

1x1 image pixel for data collection